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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb 
 kernel/include/linux/usb/pd_vdo.h
....@@ -1,15 +1,6 @@
1
+/* SPDX-License-Identifier: GPL-2.0-or-later */
12 /*
23  * Copyright 2015-2017 Google, Inc
3
- *
4
- * This program is free software; you can redistribute it and/or modify
5
- * it under the terms of the GNU General Public License as published by
6
- * the Free Software Foundation; either version 2 of the License, or
7
- * (at your option) any later version.
8
- *
9
- * This program is distributed in the hope that it will be useful,
10
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
11
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
- * GNU General Public License for more details.
134  */
145 
156 #ifndef __LINUX_USB_PD_VDO_H
....@@ -30,22 +21,24 @@
3021  * ----------
3122  * <31:16>  :: SVID
3223  * <15>     :: VDM type ( 1b == structured, 0b == unstructured )
33
- * <14:13>  :: Structured VDM version (can only be 00 == 1.0 currently)
24
+ * <14:13>  :: Structured VDM version
3425  * <12:11>  :: reserved
3526  * <10:8>   :: object position (1-7 valid ... used for enter/exit mode only)
3627  * <7:6>    :: command type (SVDM only?)
3728  * <5>      :: reserved (SVDM), command type (UVDM)
3829  * <4:0>    :: command
3930  */
40
-#define VDO(vid, type, custom)				\
31
+#define VDO(vid, type, ver, custom)			\
4132 	(((vid) << 16) |				\
4233 	 ((type) << 15) |				\
34
+	 ((ver) << 13) |				\
4335 	 ((custom) & 0x7FFF))
4436 
4537 #define VDO_SVDM_TYPE		(1 << 15)
4638 #define VDO_SVDM_VERS(x)	((x) << 13)
4739 #define VDO_OPOS(x)		((x) << 8)
4840 #define VDO_CMDT(x)		((x) << 6)
41
+#define VDO_SVDM_VERS_MASK	VDO_SVDM_VERS(0x3)
4942 #define VDO_OPOS_MASK		VDO_OPOS(0x7)
5043 #define VDO_CMDT_MASK		VDO_CMDT(0x3)
5144 
....@@ -83,6 +76,7 @@
8376 
8477 #define PD_VDO_VID(vdo)		((vdo) >> 16)
8578 #define PD_VDO_SVDM(vdo)	(((vdo) >> 15) & 1)
79
+#define PD_VDO_SVDM_VER(vdo)	(((vdo) >> 13) & 0x3)
8680 #define PD_VDO_OPOS(vdo)	(((vdo) >> 8) & 0x7)
8781 #define PD_VDO_CMD(vdo)		((vdo) & 0x1f)
8882 #define PD_VDO_CMDT(vdo)	(((vdo) >> 6) & 0x3)
....@@ -112,25 +106,50 @@
112106  * --------------------
113107  * <31>     :: data capable as a USB host
114108  * <30>     :: data capable as a USB device
115
- * <29:27>  :: product type
109
+ * <29:27>  :: product type (UFP / Cable / VPD)
116110  * <26>     :: modal operation supported (1b == yes)
117
- * <25:16>  :: Reserved, Shall be set to zero
111
+ * <25:23>  :: product type (DFP) (SVDM version 2.0+ only; set to zero in version 1.0)
112
+ * <22:21>  :: connector type (SVDM version 2.0+ only; set to zero in version 1.0)
113
+ * <20:16>  :: Reserved, Shall be set to zero
118114  * <15:0>   :: USB-IF assigned VID for this cable vendor
119115  */
116
+
117
+/* PD Rev2.0 definition */
120118 #define IDH_PTYPE_UNDEF		0
119
+
120
+/* SOP Product Type (UFP) */
121
+#define IDH_PTYPE_NOT_UFP	0
121122 #define IDH_PTYPE_HUB		1
122123 #define IDH_PTYPE_PERIPH	2
123
-#define IDH_PTYPE_PCABLE	3
124
-#define IDH_PTYPE_ACABLE	4
124
+#define IDH_PTYPE_PSD		3
125125 #define IDH_PTYPE_AMA		5
126126 
127
-#define VDO_IDH(usbh, usbd, ptype, is_modal, vid)		\
128
-	((usbh) << 31 | (usbd) << 30 | ((ptype) & 0x7) << 27	\
129
-	 | (is_modal) << 26 | ((vid) & 0xffff))
127
+/* SOP' Product Type (Cable Plug / VPD) */
128
+#define IDH_PTYPE_NOT_CABLE	0
129
+#define IDH_PTYPE_PCABLE	3
130
+#define IDH_PTYPE_ACABLE	4
131
+#define IDH_PTYPE_VPD		6
132
+
133
+/* SOP Product Type (DFP) */
134
+#define IDH_PTYPE_NOT_DFP	0
135
+#define IDH_PTYPE_DFP_HUB	1
136
+#define IDH_PTYPE_DFP_HOST	2
137
+#define IDH_PTYPE_DFP_PB	3
138
+
139
+/* ID Header Mask */
140
+#define IDH_DFP_MASK		GENMASK(25, 23)
141
+#define IDH_CONN_MASK		GENMASK(22, 21)
142
+
143
+#define VDO_IDH(usbh, usbd, ufp_cable, is_modal, dfp, conn, vid)		\
144
+	((usbh) << 31 | (usbd) << 30 | ((ufp_cable) & 0x7) << 27		\
145
+	 | (is_modal) << 26 | ((dfp) & 0x7) << 23 | ((conn) & 0x3) << 21	\
146
+	 | ((vid) & 0xffff))
130147 
131148 #define PD_IDH_PTYPE(vdo)	(((vdo) >> 27) & 0x7)
132149 #define PD_IDH_VID(vdo)		((vdo) & 0xffff)
133150 #define PD_IDH_MODAL_SUPP(vdo)	((vdo) & (1 << 26))
151
+#define PD_IDH_DFP_PTYPE(vdo)	(((vdo) >> 23) & 0x7)
152
+#define PD_IDH_CONN_TYPE(vdo)	(((vdo) >> 21) & 0x3)
134153 
135154 /*
136155  * Cert Stat VDO
....@@ -138,6 +157,7 @@
138157  * <31:0>  : USB-IF assigned XID for this cable
139158  */
140159 #define PD_CSTAT_XID(vdo)	(vdo)
160
+#define VDO_CERT(xid)		((xid) & 0xffffffff)
141161 
142162 /*
143163  * Product VDO
....@@ -149,45 +169,270 @@
149169 #define PD_PRODUCT_PID(vdo)	(((vdo) >> 16) & 0xffff)
150170 
151171 /*
152
- * Cable VDO
172
+ * UFP VDO (PD Revision 3.0+ only)
173
+ * --------
174
+ * <31:29> :: UFP VDO version
175
+ * <28>    :: Reserved
176
+ * <27:24> :: Device capability
177
+ * <23:22> :: Connector type (10b == receptacle, 11b == captive plug)
178
+ * <21:11> :: Reserved
179
+ * <10:8>  :: Vconn power (AMA only)
180
+ * <7>     :: Vconn required (AMA only, 0b == no, 1b == yes)
181
+ * <6>     :: Vbus required (AMA only, 0b == yes, 1b == no)
182
+ * <5:3>   :: Alternate modes
183
+ * <2:0>   :: USB highest speed
184
+ */
185
+#define PD_VDO_UFP_DEVCAP(vdo)	(((vdo) & GENMASK(27, 24)) >> 24)
186
+
187
+/* UFP VDO Version */
188
+#define UFP_VDO_VER1_2		2
189
+
190
+/* Device Capability */
191
+#define DEV_USB2_CAPABLE	BIT(0)
192
+#define DEV_USB2_BILLBOARD	BIT(1)
193
+#define DEV_USB3_CAPABLE	BIT(2)
194
+#define DEV_USB4_CAPABLE	BIT(3)
195
+
196
+/* Connector Type */
197
+#define UFP_RECEPTACLE		2
198
+#define UFP_CAPTIVE		3
199
+
200
+/* Vconn Power (AMA only, set to AMA_VCONN_NOT_REQ if Vconn is not required) */
201
+#define AMA_VCONN_PWR_1W	0
202
+#define AMA_VCONN_PWR_1W5	1
203
+#define AMA_VCONN_PWR_2W	2
204
+#define AMA_VCONN_PWR_3W	3
205
+#define AMA_VCONN_PWR_4W	4
206
+#define AMA_VCONN_PWR_5W	5
207
+#define AMA_VCONN_PWR_6W	6
208
+
209
+/* Vconn Required (AMA only) */
210
+#define AMA_VCONN_NOT_REQ	0
211
+#define AMA_VCONN_REQ		1
212
+
213
+/* Vbus Required (AMA only) */
214
+#define AMA_VBUS_REQ		0
215
+#define AMA_VBUS_NOT_REQ	1
216
+
217
+/* Alternate Modes */
218
+#define UFP_ALTMODE_NOT_SUPP	0
219
+#define UFP_ALTMODE_TBT3	BIT(0)
220
+#define UFP_ALTMODE_RECFG	BIT(1)
221
+#define UFP_ALTMODE_NO_RECFG	BIT(2)
222
+
223
+/* USB Highest Speed */
224
+#define UFP_USB2_ONLY		0
225
+#define UFP_USB32_GEN1		1
226
+#define UFP_USB32_4_GEN2	2
227
+#define UFP_USB4_GEN3		3
228
+
229
+#define VDO_UFP(ver, cap, conn, vcpwr, vcr, vbr, alt, spd)			\
230
+	(((ver) & 0x7) << 29 | ((cap) & 0xf) << 24 | ((conn) & 0x3) << 22	\
231
+	 | ((vcpwr) & 0x7) << 8 | (vcr) << 7 | (vbr) << 6 | ((alt) & 0x7) << 3	\
232
+	 | ((spd) & 0x7))
233
+
234
+/*
235
+ * DFP VDO (PD Revision 3.0+ only)
236
+ * --------
237
+ * <31:29> :: DFP VDO version
238
+ * <28:27> :: Reserved
239
+ * <26:24> :: Host capability
240
+ * <23:22> :: Connector type (10b == receptacle, 11b == captive plug)
241
+ * <21:5>  :: Reserved
242
+ * <4:0>   :: Port number
243
+ */
244
+#define PD_VDO_DFP_HOSTCAP(vdo)	(((vdo) & GENMASK(26, 24)) >> 24)
245
+
246
+#define DFP_VDO_VER1_1		1
247
+#define HOST_USB2_CAPABLE	BIT(0)
248
+#define HOST_USB3_CAPABLE	BIT(1)
249
+#define HOST_USB4_CAPABLE	BIT(2)
250
+#define DFP_RECEPTACLE		2
251
+#define DFP_CAPTIVE		3
252
+
253
+#define VDO_DFP(ver, cap, conn, pnum)						\
254
+	(((ver) & 0x7) << 29 | ((cap) & 0x7) << 24 | ((conn) & 0x3) << 22	\
255
+	 | ((pnum) & 0x1f))
256
+
257
+/*
258
+ * Cable VDO (for both Passive and Active Cable VDO in PD Rev2.0)
153259  * ---------
154260  * <31:28> :: Cable HW version
155261  * <27:24> :: Cable FW version
156262  * <23:20> :: Reserved, Shall be set to zero
157
- * <19:18> :: type-C to Type-A/B/C (00b == A, 01 == B, 10 == C)
158
- * <17>    :: Type-C to Plug/Receptacle (0b == plug, 1b == receptacle)
263
+ * <19:18> :: type-C to Type-A/B/C/Captive (00b == A, 01 == B, 10 == C, 11 == Captive)
264
+ * <17>    :: Reserved, Shall be set to zero
159265  * <16:13> :: cable latency (0001 == <10ns(~1m length))
160266  * <12:11> :: cable termination type (11b == both ends active VCONN req)
161267  * <10>    :: SSTX1 Directionality support (0b == fixed, 1b == cfgable)
162268  * <9>     :: SSTX2 Directionality support
163269  * <8>     :: SSRX1 Directionality support
164270  * <7>     :: SSRX2 Directionality support
165
- * <6:5>   :: Vbus current handling capability
271
+ * <6:5>   :: Vbus current handling capability (01b == 3A, 10b == 5A)
166272  * <4>     :: Vbus through cable (0b == no, 1b == yes)
167273  * <3>     :: SOP" controller present? (0b == no, 1b == yes)
168274  * <2:0>   :: USB SS Signaling support
275
+ *
276
+ * Passive Cable VDO (PD Rev3.0+)
277
+ * ---------
278
+ * <31:28> :: Cable HW version
279
+ * <27:24> :: Cable FW version
280
+ * <23:21> :: VDO version
281
+ * <20>    :: Reserved, Shall be set to zero
282
+ * <19:18> :: Type-C to Type-C/Captive (10b == C, 11b == Captive)
283
+ * <17>    :: Reserved, Shall be set to zero
284
+ * <16:13> :: cable latency (0001 == <10ns(~1m length))
285
+ * <12:11> :: cable termination type (10b == Vconn not req, 01b == Vconn req)
286
+ * <10:9>  :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
287
+ * <8:7>   :: Reserved, Shall be set to zero
288
+ * <6:5>   :: Vbus current handling capability (01b == 3A, 10b == 5A)
289
+ * <4:3>   :: Reserved, Shall be set to zero
290
+ * <2:0>   :: USB highest speed
291
+ *
292
+ * Active Cable VDO 1 (PD Rev3.0+)
293
+ * ---------
294
+ * <31:28> :: Cable HW version
295
+ * <27:24> :: Cable FW version
296
+ * <23:21> :: VDO version
297
+ * <20>    :: Reserved, Shall be set to zero
298
+ * <19:18> :: Connector type (10b == C, 11b == Captive)
299
+ * <17>    :: Reserved, Shall be set to zero
300
+ * <16:13> :: cable latency (0001 == <10ns(~1m length))
301
+ * <12:11> :: cable termination type (10b == one end active, 11b == both ends active VCONN req)
302
+ * <10:9>  :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
303
+ * <8>     :: SBU supported (0b == supported, 1b == not supported)
304
+ * <7>     :: SBU type (0b == passive, 1b == active)
305
+ * <6:5>   :: Vbus current handling capability (01b == 3A, 10b == 5A)
306
+ * <2:0>   :: USB highest speed
169307  */
308
+/* Cable VDO Version */
309
+#define CABLE_VDO_VER1_0	0
310
+#define CABLE_VDO_VER1_3	3
311
+
312
+/* Connector Type (_ATYPE and _BTYPE are for PD Rev2.0 only) */
170313 #define CABLE_ATYPE		0
171314 #define CABLE_BTYPE		1
172315 #define CABLE_CTYPE		2
173
-#define CABLE_PLUG		0
174
-#define CABLE_RECEPTACLE	1
175
-#define CABLE_CURR_1A5		0
316
+#define CABLE_CAPTIVE		3
317
+
318
+/* Cable Latency */
319
+#define CABLE_LATENCY_1M	1
320
+#define CABLE_LATENCY_2M	2
321
+#define CABLE_LATENCY_3M	3
322
+#define CABLE_LATENCY_4M	4
323
+#define CABLE_LATENCY_5M	5
324
+#define CABLE_LATENCY_6M	6
325
+#define CABLE_LATENCY_7M	7
326
+#define CABLE_LATENCY_7M_PLUS	8
327
+
328
+/* Cable Termination Type */
329
+#define PCABLE_VCONN_NOT_REQ	0
330
+#define PCABLE_VCONN_REQ	1
331
+#define ACABLE_ONE_END		2
332
+#define ACABLE_BOTH_END		3
333
+
334
+/* Maximum Vbus Voltage */
335
+#define CABLE_MAX_VBUS_20V	0
336
+#define CABLE_MAX_VBUS_30V	1
337
+#define CABLE_MAX_VBUS_40V	2
338
+#define CABLE_MAX_VBUS_50V	3
339
+
340
+/* Active Cable SBU Supported/Type */
341
+#define ACABLE_SBU_SUPP		0
342
+#define ACABLE_SBU_NOT_SUPP	1
343
+#define ACABLE_SBU_PASSIVE	0
344
+#define ACABLE_SBU_ACTIVE	1
345
+
346
+/* Vbus Current Handling Capability */
347
+#define CABLE_CURR_DEF		0
176348 #define CABLE_CURR_3A		1
177349 #define CABLE_CURR_5A		2
350
+
351
+/* USB SuperSpeed Signaling Support (PD Rev2.0) */
178352 #define CABLE_USBSS_U2_ONLY	0
179353 #define CABLE_USBSS_U31_GEN1	1
180354 #define CABLE_USBSS_U31_GEN2	2
181
-#define VDO_CABLE(hw, fw, cbl, gdr, lat, term, tx1d, tx2d, rx1d, rx2d, cur,\
182
-		  vps, sopp, usbss) \
183
-	(((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 | ((cbl) & 0x3) << 18	\
184
-	 | (gdr) << 17 | ((lat) & 0x7) << 13 | ((term) & 0x3) << 11	\
185
-	 | (tx1d) << 10 | (tx2d) << 9 | (rx1d) << 8 | (rx2d) << 7	\
186
-	 | ((cur) & 0x3) << 5 | (vps) << 4 | (sopp) << 3		\
187
-	 | ((usbss) & 0x7))
355
+
356
+/* USB Highest Speed */
357
+#define CABLE_USB2_ONLY		0
358
+#define CABLE_USB32_GEN1	1
359
+#define CABLE_USB32_4_GEN2	2
360
+#define CABLE_USB4_GEN3		3
361
+
362
+#define VDO_CABLE(hw, fw, cbl, lat, term, tx1d, tx2d, rx1d, rx2d, cur, vps, sopp, usbss) \
363
+	(((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 | ((cbl) & 0x3) << 18		\
364
+	 | ((lat) & 0x7) << 13 | ((term) & 0x3) << 11 | (tx1d) << 10		\
365
+	 | (tx2d) << 9 | (rx1d) << 8 | (rx2d) << 7 | ((cur) & 0x3) << 5		\
366
+	 | (vps) << 4 | (sopp) << 3 | ((usbss) & 0x7))
367
+#define VDO_PCABLE(hw, fw, ver, conn, lat, term, vbm, cur, spd)			\
368
+	(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21		\
369
+	 | ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11	\
370
+	 | ((vbm) & 0x3) << 9 | ((cur) & 0x3) << 5 | ((spd) & 0x7))
371
+#define VDO_ACABLE1(hw, fw, ver, conn, lat, term, vbm, sbu, sbut, cur, vbt, sopp, spd) \
372
+	(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21		\
373
+	 | ((conn) & 0x3) << 18	| ((lat) & 0xf) << 13 | ((term) & 0x3) << 11	\
374
+	 | ((vbm) & 0x3) << 9 | (sbu) << 8 | (sbut) << 7 | ((cur) & 0x3) << 5	\
375
+	 | (vbt) << 4 | (sopp) << 3 | ((spd) & 0x7))
376
+
377
+#define VDO_TYPEC_CABLE_TYPE(vdo)	(((vdo) >> 18) & 0x3)
188378 
189379 /*
190
- * AMA VDO
380
+ * Active Cable VDO 2
381
+ * ---------
382
+ * <31:24> :: Maximum operating temperature
383
+ * <23:16> :: Shutdown temperature
384
+ * <15>    :: Reserved, Shall be set to zero
385
+ * <14:12> :: U3/CLd power
386
+ * <11>    :: U3 to U0 transition mode (0b == direct, 1b == through U3S)
387
+ * <10>    :: Physical connection (0b == copper, 1b == optical)
388
+ * <9>     :: Active element (0b == redriver, 1b == retimer)
389
+ * <8>     :: USB4 supported (0b == yes, 1b == no)
390
+ * <7:6>   :: USB2 hub hops consumed
391
+ * <5>     :: USB2 supported (0b == yes, 1b == no)
392
+ * <4>     :: USB3.2 supported (0b == yes, 1b == no)
393
+ * <3>     :: USB lanes supported (0b == one lane, 1b == two lanes)
394
+ * <2>     :: Optically isolated active cable (0b == no, 1b == yes)
395
+ * <1>     :: Reserved, Shall be set to zero
396
+ * <0>     :: USB gen (0b == gen1, 1b == gen2+)
397
+ */
398
+
399
+/* U3/CLd Power*/
400
+#define ACAB2_U3_CLD_10MW_PLUS	0
401
+#define ACAB2_U3_CLD_10MW	1
402
+#define ACAB2_U3_CLD_5MW	2
403
+#define ACAB2_U3_CLD_1MW	3
404
+#define ACAB2_U3_CLD_500UW	4
405
+#define ACAB2_U3_CLD_200UW	5
406
+#define ACAB2_U3_CLD_50UW	6
407
+
408
+/* Other Active Cable VDO 2 Fields */
409
+#define ACAB2_U3U0_DIRECT	0
410
+#define ACAB2_U3U0_U3S		1
411
+#define ACAB2_PHY_COPPER	0
412
+#define ACAB2_PHY_OPTICAL	1
413
+#define ACAB2_REDRIVER		0
414
+#define ACAB2_RETIMER		1
415
+#define ACAB2_USB4_SUPP		0
416
+#define ACAB2_USB4_NOT_SUPP	1
417
+#define ACAB2_USB2_SUPP		0
418
+#define ACAB2_USB2_NOT_SUPP	1
419
+#define ACAB2_USB32_SUPP	0
420
+#define ACAB2_USB32_NOT_SUPP	1
421
+#define ACAB2_LANES_ONE		0
422
+#define ACAB2_LANES_TWO		1
423
+#define ACAB2_OPT_ISO_NO	0
424
+#define ACAB2_OPT_ISO_YES	1
425
+#define ACAB2_GEN_1		0
426
+#define ACAB2_GEN_2_PLUS	1
427
+
428
+#define VDO_ACABLE2(mtemp, stemp, u3p, trans, phy, ele, u4, hops, u2, u32, lane, iso, gen)	\
429
+	(((mtemp) & 0xff) << 24 | ((stemp) & 0xff) << 16 | ((u3p) & 0x7) << 12	\
430
+	 | (trans) << 11 | (phy) << 10 | (ele) << 9 | (u4) << 8			\
431
+	 | ((hops) & 0x3) << 6 | (u2) << 5 | (u32) << 4 | (lane) << 3		\
432
+	 | (iso) << 2 | (gen))
433
+
434
+/*
435
+ * AMA VDO (PD Rev2.0)
191436  * ---------
192437  * <31:28> :: Cable HW version
193438  * <27:24> :: Cable FW version
....@@ -210,23 +455,45 @@
210455 #define PD_VDO_AMA_VCONN_REQ(vdo)	(((vdo) >> 4) & 1)
211456 #define PD_VDO_AMA_VBUS_REQ(vdo)	(((vdo) >> 3) & 1)
212457 
213
-#define AMA_VCONN_PWR_1W	0
214
-#define AMA_VCONN_PWR_1W5	1
215
-#define AMA_VCONN_PWR_2W	2
216
-#define AMA_VCONN_PWR_3W	3
217
-#define AMA_VCONN_PWR_4W	4
218
-#define AMA_VCONN_PWR_5W	5
219
-#define AMA_VCONN_PWR_6W	6
220458 #define AMA_USBSS_U2_ONLY	0
221459 #define AMA_USBSS_U31_GEN1	1
222460 #define AMA_USBSS_U31_GEN2	2
223461 #define AMA_USBSS_BBONLY	3
224462 
225463 /*
464
+ * VPD VDO
465
+ * ---------
466
+ * <31:28> :: HW version
467
+ * <27:24> :: FW version
468
+ * <23:21> :: VDO version
469
+ * <20:17> :: Reserved, Shall be set to zero
470
+ * <16:15> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
471
+ * <14>    :: Charge through current support (0b == 3A, 1b == 5A)
472
+ * <13>    :: Reserved, Shall be set to zero
473
+ * <12:7>  :: Vbus impedance
474
+ * <6:1>   :: Ground impedance
475
+ * <0>     :: Charge through support (0b == no, 1b == yes)
476
+ */
477
+#define VPD_VDO_VER1_0		0
478
+#define VPD_MAX_VBUS_20V	0
479
+#define VPD_MAX_VBUS_30V	1
480
+#define VPD_MAX_VBUS_40V	2
481
+#define VPD_MAX_VBUS_50V	3
482
+#define VPDCT_CURR_3A		0
483
+#define VPDCT_CURR_5A		1
484
+#define VPDCT_NOT_SUPP		0
485
+#define VPDCT_SUPP		1
486
+
487
+#define VDO_VPD(hw, fw, ver, vbm, curr, vbi, gi, ct)			\
488
+	(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21	\
489
+	 | ((vbm) & 0x3) << 15 | (curr) << 14 | ((vbi) & 0x3f) << 7	\
490
+	 | ((gi) & 0x3f) << 1 | (ct))
491
+
492
+/*
226493  * SVDM Discover SVIDs request -> response
227494  *
228495  * Request is properly formatted VDM Header with discover SVIDs command.
229
- * Response is a set of SVIDs of all all supported SVIDs with all zero's to
496
+ * Response is a set of SVIDs of all supported SVIDs with all zero's to
230497  * mark the end of SVIDs.  If more than 12 SVIDs are supported command SHOULD be
231498  * repeated.
232499  */